<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body {
            background-color: rgb(170, 205, 236);
        }
        
        .big {
            background-color: rgb(250, 251, 252);
            width: 1400px;
            height: 600px;
            position: relative;
            left: 50px;
            top: 45px;
        }
        
        .a {
            background-color: rgb(0, 21, 43);
            width: 430px;
            height: 590px;
            position: absolute;
            left: 600px;
            top: -30px;
        }
        
        .b img {
            height: 450px;
            width: 300px;
            position: absolute;
            left: 325px;
            top: 120px;
        }
        
        .c {
            height: 250px;
            width: 350px;
            position: absolute;
            bottom: -60px;
            left: 400px;
            background-color: rgb(250, 160, 235);
        }
        
        .a h3 {
            color: aliceblue;
            /* text-align: center;*/
            padding: 60px 50px 40px 60px;
        }
        
        .a p {
            color: rgb(255, 255, 255);
            /* text-align: center;*/
            padding: 0px 150px 60px 60px;
        }
        
        .son {
            color: rgb(3, 3, 0);
            height: 25px;
            width: 50px;
            background-color: rgb(248, 251, 252);
            position: absolute;
            left: 60px;
            /* bottom: 10px; */
        }
        
        .c h3 {
            color: aliceblue;
            /* text-align: center;*/
            padding: 20px 50px 20px 20px;
        }
        
        .c p {
            color: white;
            /* text-align: center;*/
            padding: 0px 40px 10px 20px;
        }
        
        .son1 {
            color: aliceblue;
            height: 20px;
            width: 50px;
            text-align: center;
            background-color: none;
            position: absolute;
            left: 20px;
            border: 3px dashed;
            /* bottom: 10px; */
        }
    </style>
</head>

<body>
    <div class="big">
        <div class="a">
            <h3>标题</h3>
            <p>这里是内容这里是内容这里是内容这里是内容这里是内容</p>
            <div class="son">点击</div>
        </div>
        <div class="b">
            <img src="daiermai.jpg" alt="">
        </div>
        <div class="c">
            <h3>标题</h3>
            <p>这里是内容这里是内容这里是内容这里是内容这里是内容</p>
            <div class="son1">点击</div>
        </div>
    </div>

    </div>
</body>

</html>